OFFICE OF THE SECRETARY State of Delaware Department of Natural Resources a Environmental Control 39 KINGS Highway P O.

The Vinyl Institute A Division of The Society of The Plastics Industry, Inc.

1 Danger Downwind A Report on the Release of Billions of Pounds of Toxic Air Pollutants Jerry Poje, PhD Norman L.

TO: John Irvine - Ponca (FAX) Bruce Borsuk &L MM6'- Interoffice Communication FROM: DATE: SUBJ: T.

TO: Jim Taylor FROM: DATE: Interoffice SUBJ: Communication T.

Interoffice Communication TO: Safety Directors FROM: Tom Grumbles DATE: June 5, 1984 SUBJ: INDUSTRIAL HYGIENE MEETING 1 e t -rfei ......

(conQCQ^, Interoffice Communication To From Data Chuck Glover Tom Grumbles March 13, 1984 Subject PRINTING OF MATERIAL SAFETY DATA SHEETS XF: rf Please print 100 copies of each of the attached MSDSs for 610-P Plasticizer and VRP Plasticizer.

TO: R.

TO: Distribution h AX AJO: RF IntaroffiM Communteotion FROM: DATE: SUBJ: T.

TO: Randall Jackson T6f6&-J6L: *p*c- ^ AdO^F Interoffice Communication FROM: DATE: SUBJ: T.

Interoffice Communication TO: Distribution fy]/i:Lic- FROM: DATE: SUBJ: Tom Grumbles May 13, 1985 FDA MURIATIC ACID STATUS The attached memo from IFAC indicates that the FDA should accept the FCC position on specifications for by-product muriatic acid.

TO: Distribution Interoffice Communication FROM: DATE: SUBJ: Tom Grumbles; Dr.

TO: Distribution JJH: gk\ TQft XF: _\tCLiM Interoffice Communication FROM: DATE: SUBJ: Tom Grumbles, Bill McClain March 4, 1985 OSHA VCM REPORTING GUIDELINES Enclosed are the revised guidelines for determining OSHA reportable incidents in the event of a VCM release.

Visto Chemical Company 15990 N.

TO: Distribution jJJfl: 3vL: TS6t-RF XF' AtD Interoffice Communication FROM: Tom Grumbles DATE: September 20, 1984 SUBJ: COMMENTS TO FDA: MURIATIC ACID GRAS STATUS VISTA Enclosed is a copy of the comments sent to FDA regarding the proposed GRAS revocation for byproduct hydrochloric acid.